Load the token from the user settings DB as a blob because it might include

chrome/browser/sync/util/user_settings_posix.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Implement the storage of service tokens in memory.
 
 #include "chrome/browser/sync/util/user_settings.h"
 
 #include "chrome/browser/password_manager/encryptor.h"
 #include "chrome/common/sqlite_utils.h"
@@ skipping 15 matching lines @@
     return;
   }
   ScopedDBHandle dbhandle(this);
   SQLStatement statement;
   statement.prepare(dbhandle.get(),
                     "INSERT INTO cookies "
                     "(email, service_name, service_token) "
                     "values (?, ?, ?)");
   statement.bind_string(0, email);
   statement.bind_string(1, service_name);
-  statement.bind_string(2, encrypted_service_token);
+  statement.bind_blob(2, encrypted_service_token.data(),
+                         encrypted_service_token.size());
   if (SQLITE_DONE != statement.step()) {
     LOG(FATAL) << sqlite3_errmsg(dbhandle.get());
   }
 }
 
 bool UserSettings::GetLastUserAndServiceToken(const std::string& service_name,
                                               std::string* username,
                                               std::string* service_token) {
   ScopedDBHandle dbhandle(this);
   SQLStatement query;
   query.prepare(dbhandle.get(),
                 "SELECT email, service_token FROM cookies"
                 " WHERE service_name = ?");
   query.bind_string(0, service_name.c_str());
 
   if (SQLITE_ROW == query.step()) {
     std::string encrypted_service_token;
-    query.column_string(1, &encrypted_service_token);
+    query.column_blob_as_string(1, &encrypted_service_token);
     if (!Encryptor::DecryptString(encrypted_service_token, service_token)) {
       LOG(ERROR) << "Decryption failed: " << encrypted_service_token;
       return false;
     }
     *username = query.column_string(0);
 
     LOG(INFO) << "Found service token for:" << *username
       << " @ " << service_name << " returning: " << *service_token;
 
     return true;
   }
 
   LOG(INFO) << "Couldn't find service token for " << service_name;
 
   return false;
 }
 
 }  // namespace browser_sync